I. A. Brigadnov, “Numerical analysis of dielectrics in powerful electrical fields”, Comp. Assist. Methods Eng. Sci., vol. 8, no. 2-3, pp. 227–234, Sep. 2001, Accessed: Mar. 05, 2026. [Online]. Available: https://cames.ippt.gov.pl/index.php/cames/article/view/1166